87665972

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{13421}}^1$

素因数の和:13519

約数の個数: 24

約数和(自身を含む): 162352512

約数和(自身を除く): 74686540

約数列:

[1, 2, 4, 23, 46, 71, 92, 142, 284, 1633, 3266, 6532, 13421, 26842, 53684, 308683, 617366, 952891, 1234732, 1905782, 3811564, 21916493, 43832986, 87665972]

約数ペア:

[(1, 87665972), (2, 43832986), (4, 21916493), (23, 3811564), (46, 1905782), (71, 1234732), (92, 952891), (142, 617366), (284, 308683), (1633, 53684), (3266, 26842), (6532, 13421)]